Analysis Overview
SHA256
bc13735eaf000b1a233a480fd71262aeefc067b695a50178b9cf1390565a5eeb
Threat Level: Known bad
The file bc13735eaf000b1a233a480fd71262aeefc067b695a50178b9cf1390565a5eebN was found to be: Known bad.
Malicious Activity Summary
44Caliber
44caliber family
44Caliber family
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Looks up external IP address via web service
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-08 10:01
Signatures
44caliber family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-08 10:01
Reported
2024-11-08 10:03
Platform
win7-20240903-en
Max time kernel
15s
Max time network
16s
Command Line
Signatures
44Caliber
44Caliber family
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\bc13735eaf000b1a233a480fd71262aeefc067b695a50178b9cf1390565a5eebN.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2512 wrote to memory of 2392 | N/A | C:\Users\Admin\AppData\Local\Temp\bc13735eaf000b1a233a480fd71262aeefc067b695a50178b9cf1390565a5eebN.exe | C:\Windows\system32\WerFault.exe |
| PID 2512 wrote to memory of 2392 | N/A | C:\Users\Admin\AppData\Local\Temp\bc13735eaf000b1a233a480fd71262aeefc067b695a50178b9cf1390565a5eebN.exe | C:\Windows\system32\WerFault.exe |
| PID 2512 wrote to memory of 2392 | N/A | C:\Users\Admin\AppData\Local\Temp\bc13735eaf000b1a233a480fd71262aeefc067b695a50178b9cf1390565a5eebN.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\bc13735eaf000b1a233a480fd71262aeefc067b695a50178b9cf1390565a5eebN.exe
"C:\Users\Admin\AppData\Local\Temp\bc13735eaf000b1a233a480fd71262aeefc067b695a50178b9cf1390565a5eebN.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2512 -s 1188
Network
Files
memory/2512-0-0x000007FEF5493000-0x000007FEF5494000-memory.dmp
memory/2512-1-0x00000000008D0000-0x0000000000922000-memory.dmp
memory/2512-20-0x000007FEF5490000-0x000007FEF5E7C000-memory.dmp
memory/2512-21-0x000007FEF5490000-0x000007FEF5E7C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-08 10:01
Reported
2024-11-08 10:03
Platform
win10v2004-20241007-en
Max time kernel
95s
Max time network
100s
Command Line
Signatures
44Caliber
44Caliber family
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | freegeoip.app | N/A | N/A |
| N/A | freegeoip.app | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\bc13735eaf000b1a233a480fd71262aeefc067b695a50178b9cf1390565a5eebN.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\bc13735eaf000b1a233a480fd71262aeefc067b695a50178b9cf1390565a5eebN.exe
"C:\Users\Admin\AppData\Local\Temp\bc13735eaf000b1a233a480fd71262aeefc067b695a50178b9cf1390565a5eebN.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | freegeoip.app | udp |
| US | 104.21.73.97:443 | freegeoip.app | tcp |
| US | 8.8.8.8:53 | ipbase.com | udp |
| US | 172.67.209.71:443 | ipbase.com | tcp |
| US | 8.8.8.8:53 | 97.73.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.209.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
Files
memory/364-0-0x00007FFA8A943000-0x00007FFA8A945000-memory.dmp
memory/364-1-0x00000154037E0000-0x0000015403832000-memory.dmp
memory/364-31-0x00007FFA8A940000-0x00007FFA8B401000-memory.dmp
memory/364-32-0x00007FFA8A940000-0x00007FFA8B401000-memory.dmp